Boat windshield



FIG. 1 is a side perspective view of a boat windshield showing our new design;

FIG. 2 is a front perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a side elevational view thereof, the opposite side elevational view being a mirror image of that shown; and,

FIG. 5 is a top plan view thereof. 

The ornamental design for a boat windshield, as shown and described. 